| Value | Category | Cases | |
|---|---|---|---|
| 8 | 10 | 
                                    
                                    0.8%
                                 | |
| 9 | 41 | 
                                    
                                    3.4%
                                 | |
| 10 | 75 | 
                                    
                                    6.3%
                                 | |
| 11 | 122 | 
                                    
                                    10.2%
                                 | |
| 12 | 164 | 
                                    
                                    13.7%
                                 | |
| 13 | 149 | 
                                    
                                    12.5%
                                 | |
| 14 | 142 | 
                                    
                                    11.9%
                                 | |
| 15 | 110 | 
                                    
                                    9.2%
                                 | |
| 16 | 128 | 
                                    
                                    10.7%
                                 | |
| 17 | 121 | 
                                    
                                    10.1%
                                 | |
| 18 | 99 | 
                                    
                                    8.3%
                                 | |
| 19 | 31 | 
                                    
                                    2.6%
                                 | |
| 20 | 4 | 
                                    
                                    0.3%
                                 | |
| Sysmiss | 3396 |